VW 1600 Based Type 1, 2 And 3 AA Pistons And Cylinders 85.5, 87, 90.5, 92, And 94mm For Stock 69mm Stroke. VW 85.5mm for 1600cc, 87mm for 1641cc, 90.5mm for 1776cc, 92mm for 1835cc, and 94mm for 1914cc AA pistons and cylinders for 69mm crankshaft complete with rings, wrist pins and clips. 87mm sets are the slip in style, 90.5mm, 92mm and 94mm require machine work done on the case and the heads. Sold in sets of 4. (Code 18 Shipping)